Lobanja in hrbtenica
Možgane in hrbtni mozeg, ki sta najpomembnejša dela osrednjega živčevja, varujeta lobanja in hrbtenica.
Kako deluje diferencial?
Diferencial omogoča pogonskim kolesom avtomobila, da se pri zavijanju vrtijo z različnimi hitrostmi.
Quetzalcoatlus, a giant pterosaur
Quetzalcoatlus was one of the largest known flying animals of all time.
Blood vessels
The three main types of blood vessels in the human body are the arteries, the veins, and the capillaries.
Native American settlement (Crow Nation)
The Crow are Native Americans who inhabited the Yellowstone River valley.
Ictíneo II submarine
The submarine designed by the Spanish inventor Narcís Monturiol was a pioneering work in the history of underwater navigation.
Chengdu J-20 Mighty Dragon (China, 2017)
The Chengdu J-20, also known as Mighty Dragon, is a multiple function stealth fighter aircraft.
The battle of Actium (31 BC)
In the battle fought at the shores of Hellas, Octavian won a decisive victory over Marcus Antonius.
The Battle of the Catalaunian Plains (451)
The Roman army, led by Flavius Aetius, stopped the Hun invasion led by king Attila
The reproduction and development of insects
Based on their life cycle, insects can be grouped into three categories: ametabolous, hemimetabolous or holometabolous insects.
Tropski cikloni
Tropski cikloni so velikanski zračni vrtinci s premerom več sto kilometrov, ki nastajajo nad toplimi tropskimi oceani.